Cisco Model GS7000 4-Port Node 1 GHz with 42 54 Split Guida All'Installazione
Glossary
4024769 Rev A
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I
I/O
input/output.
IC
integrated circuit.
IF
intermediate frequency. The common frequency which is mixed with the frequency of a local
oscillator to produce the outgoing radio frequency (RF) signal.
oscillator to produce the outgoing radio frequency (RF) signal.
in-lb
inch-pound. A measure of torque defined by the application of one pound of force on a lever
at a point on the lever that is one inch from the pivot point.
at a point on the lever that is one inch from the pivot point.
L
LCM
local control module.
LED
light-emitting diode. An electronic device that lights up when electricity passes through it.
M
Mbps
megabits per second. A unit of measure representing a rate of one million bits (megabits) per
second.
second.
N
Nm
Newton meter. A measure of torque defined by the application of one Newton of force on a
lever at a point on the lever that is one meter from the pivot point. (1 Nm = 0.737561 ft-lb)
lever at a point on the lever that is one meter from the pivot point. (1 Nm = 0.737561 ft-lb)
O
OIB
optical interface board.
P
PCB
printed circuit board.
PROM
programmable read-only memory. A memory chip on which data can be written only once.
Once data has been written onto a PROM, it cannot be written to again.
Once data has been written onto a PROM, it cannot be written to again.